214 OLB CIVILISATIONS OF THE NEW WORLD monies. As the sun set,, the Indians lighted flaring torches and gathered In a great throng about the ceremonial house. Drums boomed, flutes and whistles shrilled and rattles shook, until the combined sounds rose to a deafening roar. Then, slowly at first, but with ever increasing speed* the Indians com- menced dancing round and round the temple, chant- ing in unison, keeping time to the throbbing drums and piping flutes, and alternately stooping low or leaping up in regular order until the moving stream of figures appeared like an immense serpent gliding in sinuous curves about the building. This, in fact, was exactly what It was supposed to represent, for the ceremonial was a feast in honor of the Plumed Serpent god of the ancient Aztecs. Suddenly the music stopped, and silently the dancers slipped away and vanished within the sacred precincts of the tem- ple. From within came a weird chant, a wailing ca- dence, and the slow measured beat of drums. I was of course anxious to enter and witness what was tak- ing place, but Neonandi cautioned me against it. The evil spirits were being driven out, he explained, and if I went near they might take possession of me. Presently the music and chanting ceased, Neo- nandi touched my arm and, beckoning for me to fol- low him, led the way into the building. Within, the beams and rafters were draped with flowers, birds* skins, jaguar and ocelot pelts and streamers of dyed cotton cloth. In the center stood an altar-like table piled high with every variety of food known to the Guaymis and decorated with corn-stalks, flower- covered coffee-tree branches, sugar-cane flowers and brilliant orchids, G-uttering torches cast a fitful